Fact Directory

Explore the latest fascinating facts freshly added to our collection!

Why don't helicopters always take off vertically?
Aviation
Helicopters don’t always take off vertically or straight up for several reasons. Although they are... Read more
Should new tyres be installed on the front or back?
Automotive
When replacing just two tyres, Michelin recommends that the new or least worn tyres are fitted to th... Read more
What are the main ingredients in Coca Cola?
Food
The main ingredients in Coca Cola are:Carbonated waterSugarCaffeinePhosphoric acidCaramel Colouring ... Read more
What types of fuel do planes and aircraft use?
Aviation
Planes and aircraft primarily use two types of fuel: Jet fuel and AVGAS. Jet fuel, a kerosene-ba... Read more
PDF vs. Word: Which Format Should You Use for Your Resume and CV?
Employment
PDF is generally recommended when emailing your resume and cover letter directly to a recruiter or h... Read more
What is Brotli?
Technology
Brotli is a data compression technology created by Google in 2015 that makes files smaller and more ... Read more
Why Most Residential Exterior Doors Open Inwards
Construction
Most residential exterior doors, particularly front doors, open inwards and swing due to practical c... Read more
Is it bad to leave a laptop plugged in?
Technology
Leaving a laptop plugged in does not typically damage the battery or present any danger to the devic... Read more
What Power Plug Does China Use?
Travel
China uses 3 main types of power socket outlets, Type A (US Style flat prong), Type C (2 round pins)... Read more
Is A4 paper the same as Letter?
Technology
No, A4 and US Letter are similar in appearance but not the same size: A4 is 210 mm x 297 mm, making... Read more